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Digital Electronics

Digital Electronics
For checking the parity of a digital word, it is preferable to use

 AND gates
 NAND gates
 NOR gates
 X-OR gates

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Digital Electronics
The number of cells in a 6 variable K-map is

 6
 36
 12
 64

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Digital Electronics
A new Binary Coded Pantry (BCP) number system is proposed in which every digit of a base-5 number is represented by its corresponding 3-bit binary code. For example, the base-5 number 24 will be represented by its BCP code 010100. In this numbering system,the BCP code 100010011001 corresponds to the following number in base-5 system

 1324
 4231
 423
 2201

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 NOT
 OR
 X-OR
 AND

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 +(2n-1-1),-2n-1
 +(2n-1-1),-(2n-1-1)
 None of these
 +2n-1,-(2n-1-1)

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Digital Electronics
AND-OR realization of a combinational circuit is equivalent to

 NAND-NOR realization
 NOR-NAND realization
 NOR-NOR realization
 NAND-NAND realization

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